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Editiorial reviews | ||||
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User rating |
Screen size | 1.2 in | 1.4 in | 1.4 in | 1.6 in |
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Display technology | LED | OLED | OLED | N/A |
Screen resolution | N/A | 400 x 400 px | 400 x 400 px | 320 x 320 px |
Type of glass | N/A | Sapphire glass | N/A | N/A |
Weight | 3.95 oz | N/A | 1.46 oz | 1.59 oz |
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Replaceable wrist bands | yes | yes | N/A | yes |
Watch case material | Titanium | Stainless steel | N/A | Stainless steel |
Wrist band material |
|
| Silicone |
|
Anti scratch lens | yes | yes | N/A | yes |
Water resistance | yes | N/A | N/A | yes |
Fully waterproof | yes | N/A | N/A | yes |
Case diameter | N/A | 1.65 in | 1.73 in | 1.97 in |
Case height | N/A | 0.0 in | 0.0 in | N/A |
Case thickness | N/A | 0.44 in | 0.53 in | 0.39 in |
Wrist band width | N/A | 0.71 in | N/A | N/A |
IP code (level of dust/water resistance) | N/A | IP67 | IP67 | N/A |
Colour of bracelet | N/A | N/A |
| N/A |
Dust resistant | N/A | N/A | N/A | yes |
Bluetooth | yes | yes | yes | yes |
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Bluetooth version | 4.0 | 4.1 | 4.1 | 4.0 |
Charging connection | microUSB | Proprietary USB Cable | N/A | microUSB |
GPS | yes | N/A | N/A | yes |
Wi-Fi | N/A | yes | N/A | yes |
USB | N/A | yes | N/A | N/A |
Built-in navigation system | N/A | N/A | yes | N/A |
NFC | N/A | N/A | N/A | yes |
Headphone connection | N/A | N/A | N/A | Bluetooth |
Battery technology | Li-Ion | Li-Ion | Li-Ion | Li-polymer |
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Battery capacity | 180.0 mAh | 300.0 mAh | 300.0 mAh | 420.0 mAh |
Average battery life (standby) | 24.0 h | N/A | N/A | 48.0 h |
Battery life (running) | N/A | N/A | 48.0 h | N/A |